The United Nations, Administrative Instruction ST/AI/189…
“ ST/AI/189/Add.24 Use of the International Standard Book Number (ISBN) and the International Standard Serial Number (ISSN) for United Nations publications (11/12/84) ST/AI/189/Add.25/Rev.1 Guidelines for the publication of maps (20/1/97) ST/AI/189/Add.26 Guidelines for electronic publishing; See also ST/AI/189/Add.28 (25/9/89) ST/AI/189/Add.27 References and acknowledgements; See also ST/AI/189/Add.9/Rev.2 and ST/AI/189/Add.9/Rev.2/Add.2 (8/11/90) ST/AI/189/Add.28 Guidelines for publishing in an electronic format ”
